101133140 has 12 divisors (see below), whose sum is σ = 212379636. Its totient is φ = 40453248.

The previous prime is 101133133. The next prime is 101133161. The reversal of 101133140 is 41331101.

It can be written as a sum of positive squares in 2 ways, for example, as 53963716 + 47169424 = 7346^2 + 6868^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2528309 + ... + 2528348.

It is an arithmetic number, because the mean of its divisors is an integer number (17698303).

Almost surely, 2^101133140 is an apocalyptic number.

101133140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101133140 is an abundant number, since it is smaller than the sum of its proper divisors (111246496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101133140 is a wasteful number, since it uses less digits than its factorization.

101133140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5056666 (or 5056664 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 101133140 is about 10056.4974021774. The cubic root of 101133140 is about 465.9054926941.

Adding to 101133140 its reverse (41331101), we get a palindrome (142464241).

The spelling of 101133140 in words is "one hundred one million, one hundred thirty-three thousand, one hundred forty".